Stylios Alton Trachanas in particular, the chemicals released by cigarette smoke — carbon monoxide, nicotine, nitrogen oxides, and cadmium — can interfere with growth and function of immune cells, like cytokines, T cells, and B cells.
https://styliosaltontrachanas1.blogspot.com/2020/06/stylios-alton-trachanas-healthcare-tips-for-your-Immune-System.html